DE1704435U - SLIDE INTERCHANGEABLE FRAME. - Google Patents

Description

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reference

Description of the Bia change times as Appendix 2 for the use of the pattern registration dated 17 * 3 * 1955

The slide frames available in large numbers on the market show there are still certain powers that are particularly effective that special manual dexterity is required during assembly.

Furthermore, the horizontal attachment of the film image between two Glass plates at Eähmehen, whose image should be interchangeable, special Difficulties »An innovation is the exact fit of the glass plates achieved by the arrangement of delimitation strips, which the upper cover glass not only on the two long sides, but also on the narrow sides hold tight.

The accompanying drawing shows the slide frame, namely shows

Figure 1 is an interior view of one web part FIG. 2 shows a section along the line A-B; FIG. 3 shows an external view of the web part FIG. 4 shows an interior view of the cover; FIG. 5 shows a section along the line C-1 Figure 6 External view of the lid

The slide changing frame consisting of the frame parts A and B is produced in a very simple way by a number of small projections (Figure S) ₁ which are pressed into recesses (Figure 1-3). Recesses are provided in the frame part and cover, which are located there to accommodate two panes of glass or acetate foils and which give the film image that is placed in between a secure hold «

Postal address: Soznx & elruf Night call Train station Wireword Berlin-Charlottenbarg 32 03 30 87 55 50 Berlin-Charlotienburg BEHOFOTO Mommsenstrasse 45

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Claims (2)

23638-19.3.55 The absolutely necessary exact position of the film image is achieved by four cams that penetrate into the film perforation mathematical calculation always guarantee the exact position of the film image. Protection claims 1} Ma-Tieehselrähmchen, characterized in that for Holder of the upper glass plate also on the narrow sides Perimeter rails are provided, that are the easy one Allow the lid to be pushed in, 2) slide exchangeable frames according to claim l), characterized in that that the recesses provided in the frame part E. reach into the existing gate projections in the lid, and dase these recesses tmd gate projections in the elastic series of the plastic parts left Garden. BBROI Hv ¹ AI PHOTO / GGJBE